Move android_gdb_tmp into out/

This way it will be ignored.

Review URL: https://codereview.chromium.org/1230773003
diff --git a/platform_tools/android/bin/android_gdb_app b/platform_tools/android/bin/android_gdb_app
index 000d908..31cf991 100755
--- a/platform_tools/android/bin/android_gdb_app
+++ b/platform_tools/android/bin/android_gdb_app
@@ -26,7 +26,7 @@
 fi
 
 # We need the debug symbols from these files
-GDB_TMP_DIR=$(pwd)/android_gdb_tmp
+GDB_TMP_DIR=$SKIA_OUT/android_gdb_tmp
 mkdir -p $GDB_TMP_DIR
 echo "Copying symbol files"
 adb_pull_if_needed /system/bin/app_process $GDB_TMP_DIR
diff --git a/platform_tools/android/bin/android_gdb_native b/platform_tools/android/bin/android_gdb_native
index e7bd636..a6d748c 100755
--- a/platform_tools/android/bin/android_gdb_native
+++ b/platform_tools/android/bin/android_gdb_native
@@ -20,7 +20,7 @@
 sleep 2
 
 # variables that must match those in gdb_server
-GDB_TMP_DIR=$(pwd)/android_gdb_tmp
+GDB_TMP_DIR=$SKIA_OUT/android_gdb_tmp
 APP_NAME=${APP_ARGS[0]}
 PORT=5039
 
diff --git a/platform_tools/android/bin/android_gdbserver b/platform_tools/android/bin/android_gdbserver
index f3ee6b9..a7b20bf 100755
--- a/platform_tools/android/bin/android_gdbserver
+++ b/platform_tools/android/bin/android_gdbserver
@@ -18,7 +18,7 @@
 fi
 
 # We need the debug symbols from these files
-GDB_TMP_DIR=$(pwd)/android_gdb_tmp
+GDB_TMP_DIR=$SKIA_OUT/android_gdb_tmp
 mkdir -p $GDB_TMP_DIR
 
 echo "Copying symbol files"